Home / 797,669.78-1,100,799.28-435,106.60

Finding the Fourth Proportional to 797,669.78, 1,100,799.28 and 435,106.60

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Solution

The fourth proportional to 797,669.78, 1,100,799.28 and 435,106.60 is: 600,455.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,669.78 : 1,100,799.28 = 435,106.60 : x
  2. Step 2: Convert to fraction form
    797,669.78/1,100,799.28 = 435,106.60/x
  3. Step 3: Cross multiply
    797,669.78x = 1,100,799.28 × 435,106.60
  4. Step 4: Simplify right side
    797,669.78x = 478,965,032,003.25
  5. Step 5: Solve for x
    x = 478,965,032,003.25/797,669.78
  6. Step 6: Final answer
    x = 600,455.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.